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Finding the Fourth Proportional to 234,775.59, 324,041.49 and 144,179.16

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Solution

The fourth proportional to 234,775.59, 324,041.49 and 144,179.16 is: 198,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,775.59 : 324,041.49 = 144,179.16 : x
  2. Step 2: Convert to fraction form
    234,775.59/324,041.49 = 144,179.16/x
  3. Step 3: Cross multiply
    234,775.59x = 324,041.49 × 144,179.16
  4. Step 4: Simplify right side
    234,775.59x = 46,720,029,833.35
  5. Step 5: Solve for x
    x = 46,720,029,833.35/234,775.59
  6. Step 6: Final answer
    x = 198,998.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.